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Finding the Third Proportional to 1,255,631 and 2,725,315

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Solution

The third proportional to 1,255,631 and 2,725,315 is: 5,915,226.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,631 : 2,725,315 = 2,725,315 : x
  2. Step 2: Convert to fraction form
    1,255,631/2,725,315 = 2,725,315/x
  3. Step 3: Cross multiply
    1,255,631x = 2,725,315 × 2,725,315
  4. Step 4: Simplify right side
    1,255,631x = 7,427,341,849,225
  5. Step 5: Solve for x
    x = 7,427,341,849,225/1,255,631
  6. Step 6: Final answer
    x = 5,915,226.57

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.